/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file           : main.c
  * @brief          : Main program body
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2025 STMicroelectronics.
  * All rights reserved.
  *
  * This software is licensed under terms that can be found in the LICENSE file
  * in the root directory of this software component.
  * If no LICENSE file comes with this software, it is provided AS-IS.
  *
  ******************************************************************************
  */
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "crc.h"
#include "tim.h"
#include "usart.h"
#include "gpio.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "boot.h"

uint8_t rx_buffer[32];      // ���ݻ�����
#define Major 0
#define Min 1
#define STRINGIFY(x) #x
#define TOSTRING(x) STRINGIFY(x)
typedef struct {
    char version[16];    // "boot:V0.1"
    char date[12];       // 编译日期
    char time[9];        // 编译时间
} boot_info_t;

__attribute__((section(".ARM.__at_0x8002900"))) 
const boot_info_t boot_info = {
    .version = "boot:V" TOSTRING(Major) "." TOSTRING(Min),
    .date = __DATE__,
    .time = __TIME__
};

/* USER CODE END Includes */

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */

/* USER CODE END PTD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */

/* USER CODE END PD */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */

/* USER CODE END PM */

/* Private variables ---------------------------------------------------------*/

/* USER CODE BEGIN PV */


/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
/* USER CODE BEGIN PFP */
int count = 3;
int FlagStatus1 = 1;
/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */

/* USER CODE END 0 */

/**
  * @brief  The application entry point.
  * @retval int
  */
int main(void)
{

  /* USER CODE BEGIN 1 */
	volatile int t;
  /* USER CODE END 1 */

  /* MCU Configuration--------------------------------------------------------*/

  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  HAL_Init();

  /* USER CODE BEGIN Init */

  /* USER CODE END Init */

  /* Configure the system clock */
  SystemClock_Config();

  /* USER CODE BEGIN SysInit */

  /* USER CODE END SysInit */

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_TIM4_Init();
  MX_USART1_UART_Init();
  MX_CRC_Init();
  /* USER CODE BEGIN 2 */
	printf((uint8_t*)(0x8002900),sizeof(boot_info_t) );
	HAL_TIM_Base_Start_IT(&htim4);
	HAL_UART_Receive_IT(&huart1, rx_buffer, 1);
  /* USER CODE END 2 */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
  uint8_t status =  HAL_FLASH_Unlock();
	//printf(status==HAL_OK?"FLASH OK   ":"FLASH ERROR",11);

	if(status==HAL_OK){
		uint32_t addr = FLASH_BASE | 0xFC00;
		_U32 tmp;
		tmp.u32[0] = *(uint32_t*)(addr);
		uint8_t s[11] ={0,0,' ',0,0,' ',0,0,' ',0,0};
		s[0] =HEX(tmp.u8[0]%16);
		s[1] =HEX(tmp.u8[0]/16);
		s[3] =HEX(tmp.u8[1]%16);
		s[4] =HEX(tmp.u8[1]/16);
		s[6] =HEX(tmp.u8[2]%16);
		s[7] =HEX(tmp.u8[2]/16);
		s[9] =HEX(tmp.u8[3]%16);
		s[10]=HEX(tmp.u8[3]/16);
		if(tmp.u32[0]!=1) DOWNING =1;
	//	printf(s,11);
		
	//	HAL_FLASH_Program(FLASH_TYPEPROGRAM_WORD, addr, 0xFFFFFFFF);
	}
		HAL_FLASH_Lock();
  while (count)
  {
		cmdDeal();
			//HAL_Delay(1);

    /* USER CODE END WHILE */

    /* USER CODE BEGIN 3 */
  }
	 jumpToApp();
	 while (1)
  {
		cmdDeal();
			//HAL_Delay(1);

    /* USER CODE END WHILE */

    /* USER CODE BEGIN 3 */
  }
   while(1){
		 printf("error",sizeof("error"));
	 }
  /* USER CODE END 3 */
}

/**
  * @brief System Clock Configuration
  * @retval None
  */
void SystemClock_Config(void)
{
  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};

  /** Initializes the RCC Oscillators according to the specified parameters
  * in the RCC_OscInitTypeDef structure.
  */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
  RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  {
    Error_Handler();
  }

  /** Initializes the CPU, AHB and APB buses clocks
  */
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
                              |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;

  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
  {
    Error_Handler();
  }
}

/* USER CODE BEGIN 4 */
void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
{

	static int i = 0;
		
	if(i ==100){
				HAL_GPIO_TogglePin(LED_GPIO_Port,LED_Pin);
				i=0;
			if(!count || DOWNING)return;
			count--;
//		uint8_t str[6]={'c','n','t','=','0',0};
//			str[4]='0'+count;
//			printf(str,sizeof(str));
	}
	i++;
}
void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart)
{
    if (huart->Instance == USART1)
    {
				cmd(*rx_buffer);
        // �ٴο��������ж�
        HAL_UART_Receive_IT(&huart1, rx_buffer, 1);
    }
}
/* USER CODE END 4 */

/**
  * @brief  This function is executed in case of error occurrence.
  * @retval None
  */
void Error_Handler(void)
{
  /* USER CODE BEGIN Error_Handler_Debug */
  /* User can add his own implementation to report the HAL error return state */
  __disable_irq();
  while (1)
  {
  }
  /* USER CODE END Error_Handler_Debug */
}
#ifdef USE_FULL_ASSERT
/**
  * @brief  Reports the name of the source file and the source line number
  *         where the assert_param error has occurred.
  * @param  file: pointer to the source file name
  * @param  line: assert_param error line source number
  * @retval None
  */
void assert_failed(uint8_t *file, uint32_t line)
{
  /* USER CODE BEGIN 6 */
  /* User can add his own implementation to report the file name and line number,
     ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  /* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */
